222122220010212 has 24 divisors (see below), whose sum is σ = 518502126587200. Its totient is φ = 74009747637216.

The previous prime is 222122220010211. The next prime is 222122220010261. The reversal of 222122220010212 is 212010022221222.

It is not an unprimeable number, because it can be changed into a prime (222122220010211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3874015912 + ... + 3874073247.

Almost surely, 2^{222122220010212} is an apocalyptic number.

It is an amenable number.

222122220010212 is an abundant number, since it is smaller than the sum of its proper divisors (296379906576988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222122220010212 is a wasteful number, since it uses less digits than its factorization.

222122220010212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7748091555 (or 7748091553 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 222122220010212 its reverse (212010022221222), we get a palindrome (434132242231434).

The spelling of 222122220010212 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, two hundred twenty million, ten thousand, two hundred twelve".